... aaand it was PEBCAK all along. I misspelled writeSettings (capital W). I retried it in the Web IDE (I was using the local windows version as it allows for Projects) and it finally showed a proper error message. I'll show myself out.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
... aaand it was PEBCAK all along. I misspelled writeSettings (capital W). I retried it in the Web IDE (I was using the local windows version as it allows for Projects) and it finally showed a proper error message. I'll show myself out.